Scrimshaw Knife with Marlin SpikeScrimshaw Knife with Marlin Spike These stunning scrimshaw inspired knives with marlin spike are all hand etched by local artisans and feature varying whale or nautical themed designs. Each knife is hand etched and made with Bovine Bone, india ink, and sealed with a renaissance wax. One of a kind knife. The knife pictured only represent the type of knife that you will receive. The specific design will be selected at random.